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Please note that many 3D programs already provide methods and settings to work at real-world scales. It is therefore possible that the standard scale conversion (1:1, 1:10 or 1:100) does not match anymore. In such a case you have to modify the scale either directly in your 3D application (downscaling, RealFlow export plugin scale converter) or in RealFlow with the "Scale options" menu under "Preferences" for all RealFlow scenes or "Various Elements" the "Scale, Mesh, LOD" section for the currently opened project.
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